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Did you know?
There are 20 feet of blood vessels in each square inch of human skin.
Did you know?
On average, someone in the United States has a stroke about every 40 seconds. This is about 795,000 people per year.
Did you know?
Illicit drug use costs the United States approximately $181 billion every year.
Did you know?
Calcitonin is a naturally occurring hormone. In women who are at least 5 years beyond menopause, it slows bone loss and increases spinal bone density.
Did you know?
Everyone has one nostril that is larger than the other.